
<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
      
    </style>

</head>
<body>
  <select id="choices">
    <option>1</option>
    <option>2</option>
    <option>3</option>
    <option>4</option>
    <option>5</option>
  </select>
  <script>
  var choices = document.getElementById("choices");
  var options = document.getElementsByTagName("option");
  var num = Math.floor(Math.random()*options.length);
  options[num].selected = true; 
  </script>
</body>
</html>
